Home / 3,103,765,310.79-4,288,798,892.37-2,210,140,605.79

Finding the Fourth Proportional to 3,103,765,310.79, 4,288,798,892.37 and 2,210,140,605.79

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Solution

The fourth proportional to 3,103,765,310.79, 4,288,798,892.37 and 2,210,140,605.79 is: 3,053,983,672.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,765,310.79 : 4,288,798,892.37 = 2,210,140,605.79 : x
  2. Step 2: Convert to fraction form
    3,103,765,310.79/4,288,798,892.37 = 2,210,140,605.79/x
  3. Step 3: Cross multiply
    3,103,765,310.79x = 4,288,798,892.37 × 2,210,140,605.79
  4. Step 4: Simplify right side
    3,103,765,310.79x = 9,478,848,582,083,061,760
  5. Step 5: Solve for x
    x = 9,478,848,582,083,061,760/3,103,765,310.79
  6. Step 6: Final answer
    x = 3,053,983,672.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.